Ormet GL70 17 ft 4 in x 25 ft 2 in Log cabin D.I.Y. Building kit | Hud-1 EZ Buildings The Ormet GL70 Log cabin kit is a multi room design. The Ormet GL70 has 438 interior heated sq ft. includes a 3 ft. 3 in over hang on the front The Ormet GL70 offers a perlin roof system design that gives it the open vaulted cathedral style look. This building kit is perfect for some extra space in the backyard, for a vacation getaway or the for the hunters an excellent hunting cabin it is an excellent for those that are interested in tiny home living. The building is shipped direct to you via curbside. Roofing shingles are sold separately.